Collection: All Filters

SILVER (1 INCH THICK) - The Economical Washable, Permanent, Electrostatic A/C Furnace Filter

SILVER (2 INCH THICK) - The Economical Washable, Permanent, Electrostatic A/C Furnace Filter

PLATINUM (1 INCH THICK) - The ULTIMATE Washable, Permanent, Electrostatic A/C Furnace Filter

PLATINUM (2 INCH THICK) - The ULTIMATE Washable, Permanent, Electrostatic A/C Furnace Filter

MaxMERV9 - The High Arrestance Washable, Permanent, Electrostatic A/C Furnace Filter